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滤波器设计流程
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2012-03-12
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关于滤波器的设计流程,英文哦,欢迎大家下载观看学习
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© COM DEV
Theory and Design of Modern
Microwave Filters and Multiplexing
Networks - ECE 770 Lecture 7.4
The Art & Science of Microwave
Filter Design
Theory and Design of Modern
Microwave Filters and Multiplexing
Networks - ECE 770 Lecture 7.4
The Art & Science of Microwave
Filter Design
Dr. Ming Yu
Dr. Ming Yu
© COM DEV
Excerpts from Two presentations at
IEEE MTTs Filter Workshops (00-01)
Excerpts from Two presentations at
IEEE MTTs Filter Workshops (00-01)
By
Dr. M. Yu
W. Tang
By
Dr. M. Yu
W. Tang
2
Page 3
© COM DEV
Agenda
Agenda
(Assuming a transfer function has been selected based
on a set of given specifications)
s Factors driven the selection of hardware design
u Those that are obvious
u Those that tend to get over look
s Example of filter implementations
(Assuming a transfer function has been selected based
on a set of given specifications)
s Factors driven the selection of hardware design
u Those that are obvious
u Those that tend to get over look
s Example of filter implementations
Page 4
© COM DEV
• Filter technologies
• Design methodology, To synthesis or to optimize
• Full Electromagnetic (EM) Simulation
• Adaptive Frequency Sampling (AFS) and EM
• Computer Aided Tuning (CAT)
• Conclusions
4
Agenda
Agenda
3
Page 5
© COM DEV
Factors That Drive
H/W Design
Factors That Drive
H/W Design
Those that are obvious
s Volume / Mass
s Q factor
s Spurious
s Cost
Those that are obvious
s Volume / Mass
s Q factor
s Spurious
s Cost
Page 6
© COM DEV
Filter technologies
6
Waveguide
Dielectric
Planar
LMDS
Satcom
Dielectric
Waveguide
Planar
Satcom
Link
Dielectric
Waveguide
HTS
Planar
Combline
Satcom
Combline
SAW
Dielectric
Planar
HTS
Waveguide
PCS
Satcom
MMDS
SAW
Helical
Dielectric
Combline
Planar
Waveguide
Cellular
Satcom
Technology
Application
KaX/KuCL/SUHFBand
4
Page 7
© COM DEV
Example of Some Hardware
Design
Example of Some Hardware
Design
Waveguide Dual mode
CoaxialWaveguide Single mode
Dielectric Dual mode Dielectric Single mode
Page 8
© COM DEV
Example of Some Hardware
Design
Example of Some Hardware
Design
Helical
Waveguide Single mode
Dielectric Dual mode Dielectric Single mode
5
Page 9
© COM DEV
Typical Selection Trade-off
Typical Selection Trade-off
Volume, Q and design approach trade-off
Volume, Q and design approach trade-off
Normalized comparison of Volume, Q & different design approach
Size
C-Band/Ku-Band
Technology
DR
Single
Mode
DR
Dual
Mode
W/G
Dual
Mode
W/G
Single
Mode
Coax
Coax
DR
Single
Mode
DR
Dual
Mode
W/G
Dual
Mode
W/G
Single
Mode
Q
Technology
Page 10
© COM DEV
Typical Selection Trade-off
Typical Selection Trade-off
Spurious performance and design approach trade-off
Spurious performance and design approach trade-off
Comparison of Spurious & design approach
Q
Technology
Coax
DR
Single
Mode
DR
Dual
Mode
W/G
Dual
Mode
W/G
Single
Mode
Normalized Spurious
free Window
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